An opal-set half hoop ring; set with five precious opal cabochons, of graduated sizes, each displaying vivid play of colour on a light ground, accented with small polki diamonds, with one diamond deficit, the gallery of scroll design leading to an unmarked yellow metal shank, surface tested as 9ct, size O1/2; 2.3 grams Please note: Unless otherwise stated, lots have been tested using an electronic tester. This is a surface test only and is not a guarantee of metal purity.